Reduction of non-grinding time by allowing workpiece change and set-up during grinding operation. Significant improvement of productivity by extending unattended operation time. Work spindle swing φ 25.6in. / Table size φ 27.7 in. Standard is turret type with 3-position indexing at 0°/ 22.5° / 180°. Turret type with continuous indexing function can be selected as an option. Minimum indexing unit is 0.0001°, between the range of ±30° for ID spindle, ±45° for OD spindle. Continuous indexing of work spindle is available by equipping Direct Drive motor, at minimum indexing unit 0.0001°. Allows profile grinding of curvic coupling and cam shape, etc. ATC unit with 6-tool storage for internal grinding spindle Touch sensor for measuring ID, OD and face (option) Rotary dresser (Single point dresser available as an option) Linear scale for X-axis (One for Z-axis available as an option)